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+// file : section/person.hxx
+// copyright : not copyrighted - public domain
+
+#ifndef PERSON_HXX
+#define PERSON_HXX
+
+#include <string>
+
+#include <odb/core.hxx>
+#include <odb/vector.hxx>
+#include <odb/section.hxx>
+
+#pragma db object
+class person
+{
+public:
+ person (const std::string& first, const std::string& last)
+ : first_ (first), last_ (last)
+ {
+ }
+
+ const std::string&
+ first () const
+ {
+ return first_;
+ }
+
+ const std::string&
+ last () const
+ {
+ return last_;
+ }
+
+ // Biography.
+ //
+ const std::string&
+ bio () const
+ {
+ return bio_;
+ }
+
+ void
+ bio (const std::string& bio)
+ {
+ bio_ = bio;
+ extras_.change (); // Mark the section as changed.
+ }
+
+ // Nicknames.
+ //
+ typedef odb::vector<std::string> names;
+
+ const names&
+ nicknames () const
+ {
+ return nicknames_;
+ }
+
+ names&
+ nicknames ()
+ {
+ // Because we are using a change-tracking container (odb::vector),
+ // ODB will automatically mark the section as changed if we update
+ // the nicknames.
+ //
+ return nicknames_;
+ }
+
+ // The extras section accessor and modifier. Notice that they are
+ // by-reference.
+ //
+ const odb::section&
+ extras_section () const
+ {
+ return extras_;
+ }
+
+ odb::section&
+ extras_section ()
+ {
+ return extras_;
+ }
+
+private:
+ friend class odb::access;
+
+ person () {}
+
+ #pragma db id auto
+ unsigned long id_;
+
+ std::string first_;
+ std::string last_;
+
+ #pragma db section(extras_)
+ std::string bio_;
+
+ #pragma db section(extras_)
+ names nicknames_;
+
+ #pragma db load(lazy) update(change)
+ odb::section extras_;
+};
+
+#endif // PERSON_HXX